“Microsoft Has Blocked The Computer” virus. How to remove? (Uninstall guide)

“Microsoft Has Blocked The Computer” is the PUP that uses misleading techniques to prevent removal. Use Reimage to locate malicious components and get rid of them faster than with uninstall instructions. A full system scan blocks virus reappearance and prevents traffic to malicious domains.
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“Microsoft Has Blocked the Computer” scam tests users’ gullibility

“Microsoft Has Blocked the Computer” virus functions as another sample of tech support scam[1]. It is another sample of browser-based scam site.

After clicking on a specific web script, a user is directed to a website which supposedly claims that “Microsoft has blocked the computer due to security reasons.”

Firefox users may also see the following message:

Firewall detecting suspicious incoming network connections, we recommend that you click on Back to Safety

The new tab, which might be called Google Security Warning or alternatively – Microsoft Security Alert– suggests dialing 1-800-745-9386 or alternative phone number. Usually, you can exit this page by clicking on Prevent this page from creating additional dialogues button. Recently, there has been a more aggressive case when the website temporarily hijacks your browser, and the only way to exit the page is to shut down the entire browser.

Speaking of “Microsoft Has Blocked the Computer” scam, it does not possess any exceptional feature. Note that Microsoft nor Google never displays such messages urging you to call any number or contacting the supposed tech support specialists.

Native English speakers may notice that such alerts often contain “clumsy” English style mistakes indicating the deceptive origin of the message. Likewise, do not waste time and exit the page. In case, you cannot do it, let Reimage, Plumbytes Anti-MalwareMalwarebytesMalwarebytes or another malware elimination tool perform “Microsoft Has Blocked the Computer” removal for you.

Ways to escape tech support scams

This scam spreads like ordinary browser-based tech support scam – via web scripts[2]. You are most likely to encounter “Microsoft Has Blocked the Computer” hijack if you visit adult-content sites or illegal movie streaming domains.

Likewise, such alert alarming with detected “suspicious activity due to security reasons” may seem viable. Nonetheless, if it contains a phone number, there is no need to doubt it is a scam. Regarding PC-based scams, you might get one of you carelessly install shady unverified programs.

Likewise, such scam functions via malware or adware which sneaks in disguise of an app or browser extensions. Be wary of such technique and attentively install new programs. Now let us review options how to remove “Microsoft Has Blocked the Computer” scam scripts from the browser.

"Microsoft Has Blocked the Computer" scam is just a typical sample of tech support scam.Remove “Microsoft Has Blocked The Computer” from WindowsClick 'Start -> Control Panel -> Programs and Features' (if you are 'Windows XP' user, click on 'Add/Remove Programs').Remove “Microsoft Has Blocked The Computer” from WindowsIf you are 'Windows 10 / Windows 8' user, then right-click in the lower left corner of the screen. Once 'Quick Access Menu' shows up, select 'Control Panel' and 'Uninstall a Program'.Remove “Microsoft Has Blocked The Computer” from WindowsRight click on each of suspicious entries and select 'Uninstall'Remove “Microsoft Has Blocked The Computer” from WindowsRight click on browsers' icon and select 'Properties'Remove “Microsoft Has Blocked The Computer” from WindowsSelect 'Shortcut' tab and delete 'http://isearch.babylon.com...' or other suspicious URLRemove “Microsoft Has Blocked The Computer” from Mac OS XCick 'Go' and select 'Applications'Remove “Microsoft Has Blocked The Computer” from Mac OS XClick on every malicious entry and select 'Move to Trash'Remove “Microsoft Has Blocked The Computer” from Internet ExplorerClick on menu icon and select 'Manage add-ons'Remove “Microsoft Has Blocked The Computer” from Internet ExplorerRight click on each of malicious entries and select 'Disable'Remove “Microsoft Has Blocked The Computer” from Internet ExplorerDelete malicious URL, enter your desired domain name and click 'Apply' to save changesReset Internet ExplorerGo to 'Advanced' tab and click on 'Reset' button. Now select 'Delete personal settings' and click on 'Reset' button againRemove “Microsoft Has Blocked The Computer” from Microsoft EdgeGo to Settings and select 'Choose what to clear'Remove “Microsoft Has Blocked The Computer” from Microsoft EdgeSelect 'Clear' buttonRemove “Microsoft Has Blocked The Computer” from Microsoft EdgeOpen the start menu and select 'Task Manager'Remove “Microsoft Has Blocked The Computer” from Microsoft EdgeRight-click 'Microsoft Edge' and select 'Go to details'Remove “Microsoft Has Blocked The Computer” from Microsoft EdgeSelect 'More details' if 'Go to details' option fails to show upRemove “Microsoft Has Blocked The Computer” from Microsoft EdgeFind Microsoft Edge entries and select 'End Task'Remove “Microsoft Has Blocked The Computer” from Microsoft EdgeGo to Microsoft Edge folder on your computer, right-click every entry and click 'Delete'Remove “Microsoft Has Blocked The Computer” from Microsoft EdgeFind Windows PowerShell, right-click it and select 'Run as administrator'Remove “Microsoft Has Blocked The Computer” from Microsoft EdgeCopy and paste a required command and press 'Enter'Remove “Microsoft Has Blocked The Computer” from Mozilla FirefoxClick on menu icon and select 'Add-ons'Remove “Microsoft Has Blocked The Computer” from Mozilla FirefoxSelect 'Extensions' and look for malicious entries. Click 'Remove' to get rid of each of themRemove “Microsoft Has Blocked The Computer” from Mozilla FirefoxWhen in 'General' tab, delete malicious URL from 'Home Page' section or click on 'Restore to Default' button. Click 'OK' to save changesReset Mozilla FirefoxClick on menu icon and then on '?'. Select 'Troubleshooting Information'Reset Mozilla FirefoxClick on 'Reset Firefox' button for a couple of timesRemove “Microsoft Has Blocked The Computer” from Google ChromeClick on menu icon. Select 'Tools' and 'Extensions'Remove “Microsoft Has Blocked The Computer” from Google ChromeLook for malicious entries and delete each of them by clicking on the Trash bin iconRemove “Microsoft Has Blocked The Computer” from Google ChromeAfter clicking on menu and 'Settings', select 'Set pages'Remove “Microsoft Has Blocked The Computer” from Google ChromeClick 'X' to remove malicious URLsRemove “Microsoft Has Blocked The Computer” from Google ChromeWhen in 'Settings', select 'Manage search engines...'Remove “Microsoft Has Blocked The Computer” from Google ChromeClick 'X' to remove malicious URLsReset Google ChromeWhen in 'Settings', scroll down to 'Reset browser settings' button and click on itReset Google ChromeClick on 'Reset' button to complete your removalRemove “Microsoft Has Blocked The Computer” from SafariClick on 'Safari' and select 'Preferences'Remove “Microsoft Has Blocked The Computer” from SafariGo to 'Extensions' and uninstall malicious add-onsRemove “Microsoft Has Blocked The Computer” from SafariWhen in 'General', delete malicious URL and enter your desired domain nameReset SafariClick on 'Safari' and select 'Reset Safari...'Reset SafariSelect all options and click on 'Reset' button

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“Microsoft Has Blocked the Computer” scam termination

As discussed above, you may simply cancel the web, if it does not respond it, launch Task Manager. You can do so by clicking ESC+CTRL+SHIFT. After that, find the task indicating your browser, right-click on it and choose “End Task.”

In case you get redirected there occasionally, scan the browser with malware elimination tool. It will help you remove “Microsoft Has Blocked the Computer” virus scripts. Below instructions will be of use as well. Resetting the browser will contribute to “Microsoft Has Blocked the Computer” removal as well. Not only English users but users residing in Russia[3] or Norway should be careful of this scam as well.

What to do if failed?
If you failed to remove virus damage using Reimage, submit a question to our support team and provide as much details as possible.

Reimage is recommended to remove virus damage. Free scanner allows you to check whether your PC is infected or not. If you need to remove malware, you have to purchase the licensed version of Reimage malware removal tool.

Erase “Microsoft Has Blocked The Computer” from Windows systems

We are offering REIMAGE to detect malware. You need to purchase Full version to remove infections. More information about Reimage, Uninstall, Terms and Privacy

Click Start → Control Panel → Programs and Features (if you are Windows XP user, click on Add/Remove Programs).

If you are Windows 10 / Windows 8 user, then right-click in the lower left corner of the screen. Once Quick Access Menu shows up, select Control Panel and Uninstall a Program.

Uninstall “Microsoft Has Blocked The Computer” and related programs
Here, look for “Microsoft Has Blocked The Computer” or any other recently installed suspicious programs.

Uninstall them and click OK to save these changes.

Remove “Microsoft Has Blocked The Computer” from Windows shortcuts
Right click on the shortcut of Mozilla Firefox and select Properties.

Go to Shortcut tab and look at the Target field. Delete malicious URL that is related to your virus.

Repeat steps that are given above with all browsers' shortcuts, including Internet Explorer and Google Chrome. Make sure you check all locations of these shortcuts, including Desktop, Start Menu and taskbar.

Erase “Microsoft Has Blocked The Computer” from Safari

We are offering REIMAGE to detect malware. You need to purchase Full version to remove infections. More information about Reimage, Uninstall, Terms and Privacy

Remove dangerous extensions
Open Safari web browser and click on Safari in menu at the top left of the screen. Once you do this, select Preferences.

Here, select Extensions and look for “Microsoft Has Blocked The Computer” or other suspicious entries. Click on the Uninstall button to get rid each of them.

Change your homepage if it was altered by virus:
Open your Safari web browser and click on Safari in menu section. Here, select Preferences as it was displayed previously and select General.

Here, look at the Homepage field. If it was altered by “Microsoft Has Blocked The Computer”, remove unwanted link and enter the one that you want to use for your searches. Remember to include the "http://" before typing in the address of the page.

Reset Safari
Open Safari browser and click on Safari in menu section at the top left of the screen. Here, select Reset Safari....

Now you will see a detailed dialog window filled with reset options. All of those options are usually checked, but you can specify which of them you want to reset. Click the Reset button to complete “Microsoft Has Blocked The Computer” removal process.